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<BODY bgcolor=#F0F0F0 text=#000000 link=#0000ff vlink=#C000C0 alink=#ff0000><A NAME=top></A>
<h5><a href="https://github.com/urbanjost/M_strings">[UP]</a></h5>
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<H1><HR><I>Manual Reference Pages &nbsp;-&nbsp;</I><NOBR>s2c (3m_strings)</NOBR><HR></H1>
</CENTER>
<A name=0>

     <H3>NAME</H3>

</A>
<BLOCKQUOTE>
<B>s2c</B>(3f) - [M_strings:ARRAY] convert character variable to array of
characters with last element set to null
(LICENSE:PD)
<P>
</BLOCKQUOTE>
<A name=contents></A><H3>CONTENTS</H3></A>
<BLOCKQUOTE>
<A HREF=#1>Synopsis</A><BR>
<A HREF=#2>Description</A><BR>
<A HREF=#3>Examples</A><BR>
<A HREF=#4>Author</A><BR>
<A HREF=#5>License</A><BR>
</BLOCKQUOTE>
<A name=6>

     <H3>SYNOPSIS</H3>

</A>
<BLOCKQUOTE>
function <B>s2c</B>(<I>string</I>)
<P>
<PRE>
    character(len=*),intent=(in)  :: string
    character(len=1),allocatable  :: s2c(:)
<P>
</PRE>
</BLOCKQUOTE>
<A name=2>

     <H3>DESCRIPTION</H3>

</A>
<BLOCKQUOTE>
Given a character variable convert it to an array of single-character
character variables with the last element set to a null character.
This is generally used to pass character variables to C procedures.
</BLOCKQUOTE>
<A name=3>

     <H3>EXAMPLES</H3>

</A>
<BLOCKQUOTE>
Sample Program:
<P>
<PRE>
    program demo_s2c
    use M_strings, only : s2c
    implicit none
    character(len=*),parameter   :: string="single string"
    character(len=3),allocatable :: array(:)
       write(*,*)&#146;INPUT STRING &#146;,trim(string)
       ! put one character into each 3-character element of array
       array=s2c(string)
       ! write array with ASCII Decimal Equivalent below it except show
       ! unprintable characters like NULL as "XXX"
       write(*,&#146;(1x,*("[",a3,"]":))&#146;)&
            & merge(&#146;XXX&#146;,array,iachar(array(:)(1:1)).lt.32)
       write(*,&#146;(1x,*("[",i3,"]":))&#146;)&
            & iachar(array(:)(1:1))
    end program demo_s2c
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</PRE>
</BLOCKQUOTE>
Expected output:
<P>
<PRE>
   INPUT STRING single string
   [s  ][i  ][n  ][g  ][l  ][e  ][   ][s  ][t  ][r  ][i  ][n  ][g  ][XXX]
   [115][105][110][103][108][101][ 32][115][116][114][105][110][103][  0]
<P>
</PRE>
<A name=4>

     <H3>AUTHOR</H3>

</A>
<BLOCKQUOTE>
John S. Urban
</BLOCKQUOTE>
<A name=5>

     <H3>LICENSE</H3>

</A>
<BLOCKQUOTE>
Public Domain
</BLOCKQUOTE>
<P><HR>
<TABLE width=100%><TR> <TD width=33%><I>Nemo Release 3.1</I></TD> <TD width=33% align=center>s2c (3m_strings)</TD> <TD align=right width=33%><I>April 30, 2022</I></TD> </TR></TABLE><FONT SIZE=-1>Generated by <A HREF="http://www.squarebox.co.uk/download/manServer.shtml">manServer 1.08</A> from c3bee432-74c4-431d-bf86-4ca30976b66c using man macros.</FONT>
<br><br><center><img src="images/s2c.gif"></center>
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